@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b21a43ad-f5c2-46c9-af7b-a73740a881f0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b21a43ad-f5c2-46c9-af7b-a73740a881f0> .